Coppélia is a comic ballet originally choreographed by Arthur Saint-Léon to the music of Léo Delibes, with libretto by Charles Nuitter. Nuitter`s libretto and mise-en-scène was based upon two stories by ETA Hoffmann: Der Sandmann (The Sandman), and Die Puppe (The Doll). Coppélia premiered on 25 May 1870 at the Théâtre Impérial l`Opéra, ..... Found on http://en.wikipedia.org/wiki/Coppélia
(from the article `Hoffmann, E.T.A.`) ...Cardillac (1926) and Jacques Offenbach in The Tales of Hoffmann (1881), in which Hoffmann himself is the central figure. The ballet Coppélia ... [3 related articles] Found on http://www.britannica.com/eb/a-z/c/139